3239110 - 2110D20 differential inner case, removed - dismantle and rebuild, check planet and differential gears

Dismantling ( Reassembling ) 1. Remove bearings (1a) from the inner differential housing using tools (1b) and (1c).

	Name	Country
1b	Extractor	1.840.005.200

	Name	Country
1c	Clamps	1.840.005.103

1. Remove the speedometer drive gear (1a) using a reaction washer and tools (1b) and (1c).

	Name	Country
1b	Extractor	1.840.005.200

	Name	Country
1c	Clamps	1.840.005.103

Mark the relative position of the ring gear and the differential internal housing.1. Undo the bolts (1a) and remove the ring gear (1b). 1. Remove the satellite carrier bearing using a suitable drift.

The circlip will be cut during this operation.

2. Extract the satellite gears (2a) and the washers (2b).3. Remove the planet gears. Reassembling ( Dismantling ) Check that the satellite and planet gears are intact and that there are no signs of seizing.Fit the differential gears.Fit the planet gears with their non-slip washers.Fit the satellite carrier bearing using a suitable drift.Fit a new satellite carrier bearing retaining pin using a suitable drift. Use a screwdriver to check that the differential planet gears fit together properly. Ensure that they turn without play and with slight resistance.Fit the ring gear checking the marks made during the dismantling and fix it tightening the bolts to torque.

	Fastening	Component	Ø	Value(daNm)
-	Bolt	DIFF CROWN WHEEL	M10	7.7 - 9.2

Fit the mileometer mechanism gear after heating to 100° ¸ 120° C.1. Fit bearings (1a) to the inner differential housing using tool 1b).

	Name	Country
1b	Fitting tool	1.821.062.000